dridex | 9c5e6053ec0ae057eac5ea4435f35035b2ed254d8dba3db350e59ead66650a69

Analysis

max time kernel
115s
max time network
117s
platform
windows10_x64
resource
win10v20210410
submitted
20/04/2021, 17:27

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General

Target
9c5e6053ec0ae057eac5ea4435f35035b2ed254d8dba3db350e59ead66650a69.dll
Size 162KB
Sample210420-9q87d338rn
SHA256 9c5e6053ec0ae057eac5ea4435f35035b2ed254d8dba3db350e59ead66650a69
MD5 2056ab29784c098b0a15d695a699512f
SHA1 6c0ceacd044c6372cde58d095a66c92fc1c64ddf
SHA512 7a7388b188d9dd41b05c4dee36efd5fdf1a9cc7cc792508df13df0e748b056f77ac1c83dbdb10956a0b4738c2ef1f294ee2cba63bf73ee4cf499e98c7429d0ea
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3720-115-0x00000000739D0000-0x00000000739FE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 3720	1736	rundll32.exe	62
PID 1736 wrote to memory of 3720	1736	rundll32.exe	62
PID 1736 wrote to memory of 3720	1736	rundll32.exe	62

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c5e6053ec0ae057eac5ea4435f35035b2ed254d8dba3db350e59ead66650a69.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c5e6053ec0ae057eac5ea4435f35035b2ed254d8dba3db350e59ead66650a69.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3720

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3720-115-0x00000000739D0000-0x00000000739FE000-memory.dmp

Download

memory/3720-117-0x00000000023F0000-0x00000000023F6000-memory.dmp